Izuna: Legend of the Unemployed Ninja, known in Japan as Gōma Reifu Den Izuna (降魔霊符伝イヅナ, lit. "Devil-conquering Soul Talisman Legend Izuna") and in Europe as Izuna: The Legend of the Ninja, is a Nintendo DS roguelike game by Success and published by Atlus USA in the United States, and by 505 Games in Europe.